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151 APPENDIX A Pedigree Matrix Indicator Score Criteria 1 2 3 4 5 Parameter is not Parameter is Parameter is Parameter Parameter is the top Impact on Final likely to affect within the top 10 within the top contribution is contributor to final Result final results contributors to 5 contributors unknown result significantly final result to final result Qualified Calculated data Calculated data estimate (by Nonqualified Acquisition Method Measured data based on partly based on industrial estimate measurements assumptions expert) Independent Verified data, Verified source, but Nonverified information from information from Nonverified Independence of based on information from the public or other enterprise with information Data Supplier nonverified enterprise interested independent interest in the from industry information from in the study source study industry Representative data from Representative Representative Data from Representativeness sufficient sample data from data from adequate unknown or of sites over an smaller number adequate number of incomplete data from Representativeness adequate period of sites but for number of sites, sites, but for smaller number of to even out adequate but for shorter shorter sites and/or for normal periods periods periods shorter periods fluctuations Less than three Less than five Less than 10 Less than 20 Age unknown or Temporal years of years of years of years of more than 20 years Correlation difference to difference difference difference of difference year of study Data from Average data Data from area area with Data from unknown from larger area with similar Geographical Data from area slightly area or area with in which the area production Correlation under study similar very different of study is conditions production production conditions included conditions Data from Data from Data on Data on related Data from processes and processes and related processes or enterprises, Technological materials under materials under processes or materials, but processes, and Correlation study, but from study, but from materials, but different technology materials under different different same study enterprises technology technology Estimate is likely to Estimate is a Estimate is Estimate is likely Estimate is likely vary within unknown fixed and likely to vary Range of Variation to vary within a to vary within a range or vary deterministic more than 10% range 50% range significantly among number 50% methods